Home / 10,984.50-15,158.61-6,268.68

Finding the Fourth Proportional to 10,984.50, 15,158.61 and 6,268.68

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Solution

The fourth proportional to 10,984.50, 15,158.61 and 6,268.68 is: 8,650.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,984.50 : 15,158.61 = 6,268.68 : x
  2. Step 2: Convert to fraction form
    10,984.50/15,158.61 = 6,268.68/x
  3. Step 3: Cross multiply
    10,984.50x = 15,158.61 × 6,268.68
  4. Step 4: Simplify right side
    10,984.50x = 95,024,475.33
  5. Step 5: Solve for x
    x = 95,024,475.33/10,984.50
  6. Step 6: Final answer
    x = 8,650.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.